"When something crucial goes missing, eleven-year-old Olive and her friends must decide how to get it back--put their faith in a strange and dangerous magic, their odd new neighbors, or someone more uncertain and terrifying than both"--

Eleven-year-old Olive finds herself drawn to the grimoire of the witches who built her house and tries to use its spells to uncover the house's magic and control the cats themselves, but the book is more wicked than it seems.

A legion of superheroes, the likes of which mankind had never seen, must band together under the leadership of Allan Quartermain to save the world from "The Fantom" who is threatening to launch a global Armageddon.